Air quality and pollution can be improved by using alternative forms of transportation and regulating industries.
* Greater Mobility * Creation of Jobs * Growth of transportation Industries
The early invention improved the transcontinental transportation of the people and goods was the steam locomotive. This was facilitated by the rail road network that was developed.
With Trains,Cars and boats
Transportation was improved by building railroads.
the federal aid highway act of 1956
* Greater Mobility * Creation of Jobs * Growth of transportation Industries
the changes in transportation improved
The automobile provided a relatively low-maintenance, clean, warm and dry alternative to walking or using horses.
the changes in transportation improved
steam engines were improved
on land transportation improved by the creation of turnpikes and steam locomotive also the growth of railroads. On sea what improved was by steamboats and long canals
Railroads in the North improved land transportation.
First source of transportation
Rail roads
hi
yes it is an alternative to animal testing
1. It enbles new and improved processes to be invented. 2. Industries are able to produce products of improved quality 3. Through research industries are able to obtain freedom from domination by foreign countries